Custom Intelligent Heating Lithium Battery Protection Board 20S 120A - China Factory & Suppliers with Bluetooth Configuration Supplier, Factory

Introducing the LTW 20S 120A Lithium Battery Intelligent Protection Board, a cutting-edge solution designed for various lithium battery cells. This advanced product, manufactured in China, is engineered to provide intelligent protection features while facilitating real-time battery status monitoring. Ideal for electric two-wheelers, three-wheelers, and more, the board comes equipped with a user-friendly computer interface, allowing for customizable protection parameter settings, **Product Model:** LT-GP24S009-20S-8-120-68R-5, **Product Dimensions:** 168 × 83 mm, **Tolerance:** ±0.5 mm, **PCB Thickness (Including Components):** 12 ± 1 mm, As leading suppliers in the industry, our factory ensures top-quality manufacturing and reliable performance. Upgrade your battery management system with our LTW 20S 120A board, the perfect choice for smart energy solutions

Product Description

Details Min. Typ. Max Error Unit
🔋 Battery
Product Dimensions 168 × 83 mm
Battery Type LiFePO4
Battery Links 20S
âš¡ Absolute Maximum Rating
Input Charging Voltage Ternary: 4.2V × String count; Lithium iron phosphate: 3.65V × String count V
Input Charging Current 80 A
Output Discharging Voltage 46 64 74 V
Output Discharging Current 120 A
Continuous Output Discharging Current ≤ 120 A
Frequently Asked Questions
Q1: What type of battery chemistry is used in this BMS?
This BMS is designed for LiFePO4 (Lithium Iron Phosphate) battery chemistry, which is known for its superior thermal stability, long cycle life, and enhanced safety compared to other lithium-ion chemistries.
Q2: What does "20S" battery link configuration mean?
20S means 20 battery cells are connected in series. This configuration determines the total pack voltage — for LiFePO4, the nominal voltage per cell is approximately 3.2V, resulting in a pack voltage around 64V (nominal).
Q3: What is the maximum input charging current this BMS supports?
The typical input charging current is 80A. It is important not to exceed this value during charging to ensure safe and reliable operation of the battery management system.
Q4: What is the continuous output discharging current rating?
The continuous output discharging current is rated at ≤ 120A. This means the BMS can sustain up to 120A of discharge current continuously without triggering protection mechanisms under normal operating conditions.
Q5: What is the output discharging voltage range?
The output discharging voltage ranges from a minimum of 46V to a maximum of 74V, with a typical operating voltage of 64V. This range corresponds to the full discharge-to-full charge voltage window of the 20S LiFePO4 pack.
Q6: What is the physical size of this battery module?
The product dimensions are 168 × 83 mm, making it a compact form factor suitable for integration into various energy storage systems, electric vehicles, and portable power applications.

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